1import {useEffect} from 'react';
 2import {AppProps} from 'next/app';
 3import {ApolloProvider} from '@apollo/client';
 4import {ThemeProvider} from '@material-ui/core/styles';
 5import CssBaseline from '@material-ui/core/CssBaseline';
 6import {MuiPickersUtilsProvider} from '@material-ui/pickers';
 7import moment from 'moment';
 8import MomentUtils from '@date-io/moment';
 9import {useApollo} from '../lib/apolloClient';
10import {Enum_Userspermissionsuser_Lang} from '../generated/graphql';
11import useLangStore from '../stores/useLangStore';
12import Metas from '../containers/Metas';
13import Toasts from '../components/Toasts';
14import theme from '../theme';
15import 'moment/locale/fr-ch';
16import '../i18n';
17import {useTranslation} from 'react-i18next';
18import useAuthStore from '../stores/useAuthStore';
19
20moment.locale('fr-ch');
21
22const App = function (props: AppProps) {
23  const {Component, pageProps} = props;
24  const apolloClient = useApollo(pageProps);
25  const user = useAuthStore();
26  const {i18n} = useTranslation();
27  const language = useLangStore(s => s.language);
28  const setLanguage = useLangStore(s => s.setLanguage);
29
30  const i18nLang = i18n.language.split('-')[1] ?? i18n.language;
31
32  useEffect(() => {
33    if (i18nLang === 'FR') {
34      setLanguage(Enum_Userspermissionsuser_Lang.Fr);
35    } else {
36      // Fallback language
37      setLanguage(Enum_Userspermissionsuser_Lang.En);
38    }
39  }, []);
40
41  useEffect(() => {
42    const languageProfile = user?.lang ?? language;
43    const momentLang = languageProfile === 'FR' ? 'fr-ch' : 'en';
44    moment.locale(momentLang);
45    i18n.changeLanguage(languageProfile?.toLowerCase());
46  }, [language, user?.lang]);
47
48  useEffect(() => {
49    // Remove the server-side injected CSS.
50    const jssStyles = document.querySelector('#jss-server-side');
51    if (jssStyles) {
52      jssStyles.parentElement!.removeChild(jssStyles);
53    }
54  }, []);
55
56  return (
57    <ApolloProvider client={apolloClient}>
58      <Metas metas={pageProps.metas} />
59      <ThemeProvider theme={theme}>
60        <MuiPickersUtilsProvider
61          libInstance={moment}
62          utils={MomentUtils}
63          locale={
64            language === Enum_Userspermissionsuser_Lang.Fr ? 'fr-ch' : 'en'
65          }
66        >
67          <CssBaseline />
68          <Component {...pageProps} />
69          <Toasts />
70        </MuiPickersUtilsProvider>
71      </ThemeProvider>
72    </ApolloProvider>
73  );
74};
75
76export default App;